Nic u r right this probably won’t work with DBS. I can’t even have an EEG or EKG as my batteries interfere with it. speaking difficulty was one PD symptom I didn’t know about and it is the worst one I have. http://www.gizmag.com/brainwave-headset-think-to-speak/43264/?utm_source=Gizmag+Subscribers&utm_campaign=11f96bcff9-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-11f96bcff9-92006953 Ray Rayilyn Brown Past Director AZNPF Arizona Chapter National Parkinson Foundation ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn